Finding the Fourth Proportional to 9,705.02, 13,394.04 and 5,398.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705.02 : 13,394.04 = 5,398.54 : x
2. Step 2: Convert to fraction form
   9,705.02/13,394.04 = 5,398.54/x
3. Step 3: Cross multiply
   9,705.02x = 13,394.04 × 5,398.54
4. Step 4: Simplify right side
   9,705.02x = 72,308,227.22
5. Step 5: Solve for x
   x = 72,308,227.22/9,705.02
6. Step 6: Final answer
   x = 7,450.60